NumberResearch Membership · Data 09/18/2026

Recent prefix assignments

35 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026

Full prefixes (NXX) Thousands-blocks (1,000-number pools)

Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.

Most active assignees, last 30 days
ONVOY, LLC - CA 35
New assignments by month Sep 2026 Aug 2026 Jul 2026 Jun 2026 May 2026 Apr 2026 Mar 2026 Feb 2026 Jan 2026 Dec 2025 Nov 2025 Oct 2025
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Recent NPA-NXX prefix assignments
AssignedNPA-NXXAssigneeOCNRate centerState
2021-08-10 949-868 ONVOY, LLC - CA 649C IRVINE CA
2021-07-29 916-460 ONVOY, LLC - CA 649C SCRM MAIN CA
2021-07-01 415-907 ONVOY, LLC - CA 649C SNFC JUNPR CA
2021-06-07 442-455 ONVOY, LLC - CA 649C BARSTOW CA
2021-06-07 661-887 ONVOY, LLC - CA 649C PLDL PLDL CA
2021-05-18 949-876 ONVOY, LLC - CA 649C SADLBK VLY CA
2021-04-23 650-910 ONVOY, LLC - CA 649C SSNFRNCSCO CA
2021-04-23 951-910 ONVOY, LLC - CA 649C HEMT SAGE CA
2021-04-19 949-676 ONVOY, LLC - CA 649C IRVINE CA
2021-04-01 559-910 ONVOY, LLC - CA 649C GRANTGROVE CA
2021-04-01 858-910 ONVOY, LLC - CA 649C CHULAVISTA CA
2021-04-01 916-610 ONVOY, LLC - CA 649C ISLETON CA
2021-01-28 279-217 ONVOY, LLC - CA 649C SO PLACER CA
2021-01-28 916-907 ONVOY, LLC - CA 649C FAIR OAKS CA
2021-01-27 619-626 ONVOY, LLC - CA 649C EL CAJON CA
2021-01-22 213-772 ONVOY, LLC - CA 649C LSAN DA 02 CA
2021-01-22 279-278 ONVOY, LLC - CA 649C FOLSOM CA
2021-01-22 619-927 ONVOY, LLC - CA 649C CHULAVISTA CA
2020-12-15 562-534 ONVOY, LLC - CA 649C LONG BEACH CA
2020-12-15 657-467 ONVOY, LLC - CA 649C SANTA ANA CA
2020-12-14 669-609 ONVOY, LLC - CA 649C CAMPBELL CA
2020-12-14 949-620 ONVOY, LLC - CA 649C IRVINE CA
2020-12-10 657-656 ONVOY, LLC - CA 649C ANAHEIM CA
2020-12-08 213-731 ONVOY, LLC - CA 649C MONTEBELLO CA
2020-12-08 562-561 ONVOY, LLC - CA 649C WHITTIER CA
2020-12-07 209-816 ONVOY, LLC - CA 649C LODI CA
2020-12-07 213-823 ONVOY, LLC - CA 649C LSAN DA 13 CA
2020-12-07 279-279 ONVOY, LLC - CA 649C RSVL CTHT CA
2020-12-07 341-314 ONVOY, LLC - CA 649C ELSBR-PINL CA
2020-12-07 669-306 ONVOY, LLC - CA 649C SNJS NORTH CA
2020-12-07 747-476 ONVOY, LLC - CA 649C NO HOLLYWD CA
2020-12-07 949-994 ONVOY, LLC - CA 649C SADLBK VLY CA
2020-11-13 530-835 ONVOY, LLC - CA 649C NOSAN JUAN CA
2020-11-13 530-935 ONVOY, LLC - CA 649C GEORGETOWN CA
2020-11-11 669-369 ONVOY, LLC - CA 649C SNJS WEST CA
2020-11-11 669-649 ONVOY, LLC - CA 649C SUNNYVALE CA
2020-11-11 925-515 ONVOY, LLC - CA 649C CONCORD CA
2020-11-06 213-693 ONVOY, LLC - CA 649C LSAN DA 14 CA
2020-11-06 858-358 ONVOY, LLC - CA 649C EL CAJON CA
2020-10-19 949-694 ONVOY, LLC - CA 649C TRABUCO CA
2020-09-08 949-749 ONVOY, LLC - CA 649C IRVINE CA
2020-08-27 628-682 ONVOY, LLC - CA 649C NOVATO CA
2020-07-24 831-830 ONVOY, LLC - CA 649C KING CITY CA
2020-06-16 747-307 ONVOY, LLC - CA 649C GLENDALE CA
2020-04-21 949-979 ONVOY, LLC - CA 649C IRVINE CA
2020-04-10 213-523 ONVOY, LLC - CA 649C LSAN DA 07 CA
2020-04-10 949-894 ONVOY, LLC - CA 649C SADLBK VLY CA
2020-03-27 657-567 ONVOY, LLC - CA 649C SANTA ANA CA
2020-03-27 661-561 ONVOY, LLC - CA 649C DELANO CA
2019-11-15 442-313 ONVOY, LLC - CA 649C HAVASULAKE CA

Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.